Type Fixed/Outdoor/PTZ | Pixel Resolution 4 Mega Pixel | Focal Length 2.8 mm-12 mm | Optical Zoom 4 x | IR Illumination | Sensor size 1/2.8" CMOS | Microphone Built-in | Min. Illumination 0.005 Lux | Electronic Shutter Speed 1/1s-1/30,000s | 1xRJ45 | 3xAlarm In | 2xAlarm Out | Power options PoE | Power supply requirements 12 VDC, 2A 10% (optional) | Environment Outdoor | Operating temperature range -30 C to +50 C | Colour White | Dimensions 117.4 mm F132.1 mm